title: Does changing from mercury to electronic blood pressure measurement influence recorded blood pressure? An observational study.
mesh_terms: D001794:Blood Pressure; D001795:Blood Pressure Determination / Q000295:instrumentation* / Q000592:standards; D004582:Electronics, Medical; D005194:Family Practice / Q000295:instrumentation; D006801:Humans; D015203:Reproducibility of Results; D019722:Sphygmomanometers